conn_waitpong: optionally require a PONG cookie before registration (anti-bot)

2026-08-09 23:04:14 +00:00 · 2026-08-09 23:04:14 +00:00 · 61954f6c5c
commit 61954f6c5c
parent e0d849b4c9
7 changed files with 70 additions and 2 deletions
--- a/src/users.rs
+++ b/src/users.rs
@ -286,6 +286,7 @@ pub struct User {
    pub addr: SocketAddr,
    pub registered: bool,
    pub dns_pending: bool,     // holding registration for a reverse-DNS lookup
+    pub waitpong: Option<String>, // conn_waitpong: cookie the client must PONG before registering
    pub deferred: Vec<String>, // handshake lines held while dns_pending (replayed after)
    pub cap: bool,             // CAP negotiation in progress (holds registration)
    pub cap_302: bool,         // client sent CAP LS 302 (cap-notify aware)